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Riyad Mahrez made his international debut for Algeria in 2014. He was called up to the senior team for the first time in June 2014, and made his debut in a friendly against Congo Brazzaville on 11 June 2014. He has since represented Algeria at the 2015 Africa Cup of Nations, the 2017 Africa Cup of Nations, the 2019 Africa Cup of Nations, and the 2018 FIFA World Cup.